Pipkorn، U؛ Bende، M؛ Hedner، J؛ Hedner، T (أكتوبر 1985). "A Double-blind Evaluation of Topical Levocabastine, a New Specific H1 Antagonist in Patients with Allergic Conjunctivitis". Allergy. ج. 40 ع. 7: 491–6. DOI:10.1111/j.1398-9995.1985.tb00255.x. PMID:2866725.
Pipkorn، U؛ Bende، M؛ Hedner، J؛ Hedner، T (أكتوبر 1985). "A Double-blind Evaluation of Topical Levocabastine, a New Specific H1 Antagonist in Patients with Allergic Conjunctivitis". Allergy. ج. 40 ع. 7: 491–6. DOI:10.1111/j.1398-9995.1985.tb00255.x. PMID:2866725.